Ch 1 Vocab Def

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Across
  1. 2. the amount of matter in an object
  2. 4. the study of the composition,structure,properties and reactions of matter
  3. 5. variable a variable that changed in response to a change in the manipulated variable
  4. 9. experiment an experiment in which only one variable is deliberately changed at a time
  5. 10. law a statement that summarizes a pattern found in nature
  6. 14. a proposed answer to a question
  7. 15. the amount of space taken up by an object
Down
  1. 1. information obtained through the senses
  2. 2. variable the variable that causes a change in another variable
  3. 3. method an organized plan used for gathering,organizing, and communication information
  4. 6. the straight-line distance between two points
  5. 7. a gauge of hoe exact a measurement is
  6. 8. the closeness of a measurement to the true value of what is measured
  7. 10. theory a well-tested explanation for a set of observations or experimental results
  8. 11. the study of matter and energy/the interactions between two things through forces and motion
  9. 12. a representation of an object or event
  10. 13. system of knowledge about the natural world